<template>
  <div>
    son2
    <button @click="changeName('🙂')">changeName</button>
    <button @click="changeAge('55')">changeAge</button>
     
  </div>
</template>
<script>
import {mapMutations} from "vuex" 
export default {
  methods: {
    ...mapMutations("hehe",["changeName"]),
    ...mapMutations("xixi",["changeAge"]),
    hehe() {}
  },
  mounted() {
    console.log('son2',this)
  }
}
</script>